v0.1.9

• Upgraded tableschema dependency
• removed support for unsupported php version 5.4 and 5.5 due to differences in unicode handling
• added support for csv dialect in datapackage descriptor (+ handled in tableschema)
• added support for loading zip file
• resources with format=csv or format=tsv are loaded as tabular resources even if not specified in the profile
• Resource::read method supports read options - which are passed through to tableschema-php Table::read method
• change to addResource, getResource and removeResource